Base | Representation |
---|---|
bin | 1000111011111… |
… | …01111101111101 |
3 | 12020001121110100 |
4 | 10131331331331 |
5 | 123142333421 |
6 | 11234431313 |
7 | 1600122306 |
oct | 435757575 |
9 | 166047410 |
10 | 74964861 |
11 | 39352234 |
12 | 21132539 |
13 | 126b960a |
14 | 9d557ad |
15 | 68abc26 |
hex | 477df7d |
74964861 has 12 divisors (see below), whose sum is σ = 113981920. Its totient is φ = 47346120.
The previous prime is 74964847. The next prime is 74964871. The reversal of 74964861 is 16846947.
It is not a de Polignac number, because 74964861 - 25 = 74964829 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74964811) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219025 + ... + 219366.
Almost surely, 274964861 is an apocalyptic number.
It is an amenable number.
74964861 is a deficient number, since it is larger than the sum of its proper divisors (39017059).
74964861 is a wasteful number, since it uses less digits than its factorization.
74964861 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 438416 (or 438413 counting only the distinct ones).
The product of its digits is 290304, while the sum is 45.
The square root of 74964861 is about 8658.2250490502. The cubic root of 74964861 is about 421.6504615171.
The spelling of 74964861 in words is "seventy-four million, nine hundred sixty-four thousand, eight hundred sixty-one".
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